Home / 8,613,543,149.97-12,920,417,601.51-2,402,330,530.29

Finding the Fourth Proportional to 8,613,543,149.97, 12,920,417,601.51 and 2,402,330,530.29

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Solution

The fourth proportional to 8,613,543,149.97, 12,920,417,601.51 and 2,402,330,530.29 is: 3,603,524,487.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,613,543,149.97 : 12,920,417,601.51 = 2,402,330,530.29 : x
  2. Step 2: Convert to fraction form
    8,613,543,149.97/12,920,417,601.51 = 2,402,330,530.29/x
  3. Step 3: Cross multiply
    8,613,543,149.97x = 12,920,417,601.51 × 2,402,330,530.29
  4. Step 4: Simplify right side
    8,613,543,149.97x = 31,039,113,668,203,769,856
  5. Step 5: Solve for x
    x = 31,039,113,668,203,769,856/8,613,543,149.97
  6. Step 6: Final answer
    x = 3,603,524,487.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.